raw-pillow-opener is a simple camera raw opener for Pillow base on rawpy library.
You can install raw-pillow-opener from PyPi:
pip install raw-pillow-opener
or from GitHub:
pip install https://github.com/samuelduann/raw-pillow-opener/archive/master.zip
It's fairly simple to load NEF/CR2/DNG images with PIL, with just 2 lines of code
from PIL import Image
from raw_pillow_opener import register_raw_opener
register_raw_opener()
image = Image.open('TEST.NEF', formats=['RAW'])
image.save('output.jpg')
Released under MIT License.